/*******************************************************************************
* Copyright (c) 1998, 2015 Oracle and/or its affiliates. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.tools.workbench.mappingsplugin.ui.xml;
import java.awt.Component;
import java.awt.GridBagConstraints;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.Iterator;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JTextField;
import org.eclipse.persistence.tools.workbench.framework.context.WorkbenchContextHolder;
import org.eclipse.persistence.tools.workbench.framework.ui.view.AbstractPanel;
import org.eclipse.persistence.tools.workbench.framework.uitools.SwingComponentFactory;
import org.eclipse.persistence.tools.workbench.mappingsmodel.schema.MWComplexTypeDefinition;
import org.eclipse.persistence.tools.workbench.mappingsmodel.schema.MWNamespace;
import org.eclipse.persistence.tools.workbench.uitools.app.PropertyValueModel;
import org.eclipse.persistence.tools.workbench.uitools.app.PropertyValueModelWrapper;
import org.eclipse.persistence.tools.workbench.uitools.app.swing.DocumentAdapter;
import org.eclipse.persistence.tools.workbench.utility.CollectionTools;
public final class SchemaComplexTypeChooser extends AbstractPanel {
/** This is what returns the schema used to populate the dialog. */
private SchemaValue schemaValue;
/** This holds the currently selected complex type (MWComplexTypeDefintion) */
private PropertyValueModel complexTypeHolder;
/** This holds the display string of the selected complex type */
private ComplexTypeDisplayStringValueModel complexTypeDisplayStringHolder;
// **************** Constructors ******************************************
public SchemaComplexTypeChooser(WorkbenchContextHolder contextHolder, SchemaValue schemaValue, PropertyValueModel complexTypeHolder, JLabel label) {
super(contextHolder);
initialize( schemaValue, complexTypeHolder, label);
}
// **************** Initialization ****************************************
private void initialize(SchemaValue schemaValue, PropertyValueModel complexTypeHolder, JLabel label) {
this.schemaValue = schemaValue;
this.complexTypeHolder = complexTypeHolder;
this.complexTypeDisplayStringHolder = this.buildComplexTypeDisplayStringHolder();
this.initializeLayout(label);
}
private ComplexTypeDisplayStringValueModel buildComplexTypeDisplayStringHolder() {
return new ComplexTypeDisplayStringValueModel(this.complexTypeHolder);
}
private void initializeLayout(JLabel label) {
GridBagConstraints constraints = new GridBagConstraints();
// the text field that displays the current selection
JTextField textField = this.buildTextField();
constraints.gridx = 0;
constraints.gridy = 0;
constraints.gridwidth = 1;
constraints.gridheight = 1;
constraints.weightx = 1;
constraints.weighty = 0;
constraints.fill = GridBagConstraints.HORIZONTAL;
constraints.anchor = GridBagConstraints.CENTER;
constraints.insets = new Insets(0, 0, 0, 0);
this.add(textField, constraints);
textField.putClientProperty("labeledBy", label);
// the button that brings up the complex type chooser dialog
JButton button = this.buildButton();
constraints.gridx = 1;
constraints.gridy = 0;
constraints.gridwidth = 1;
constraints.gridheight = 1;
constraints.weightx = 0;
constraints.weighty = 0;
constraints.fill = GridBagConstraints.NONE;
constraints.anchor = GridBagConstraints.CENTER;
constraints.insets = new Insets(0, 5, 0, 0);
this.addAlignRight(button);
label.setLabelFor(button);
SwingComponentFactory.updateButtonAccessibleName(label, button);
this.add(button, constraints);
}
private JTextField buildTextField() {
JTextField textField = new JTextField(this.buildComplexTypeDisplayStringDocument(), null, 1);
textField.setEditable(true);
textField.setEnabled(true);
return textField;
}
private DocumentAdapter buildComplexTypeDisplayStringDocument() {
return new DocumentAdapter(this.complexTypeDisplayStringHolder);
}
private JButton buildButton() {
JButton button = this.buildButton("SCHEMA_COMPLEX_TYPE_CHOOSER_BROWSE_BUTTON");
button.addActionListener(this.buildBrowseAction());
return button;
}
private ActionListener buildBrowseAction() {
return new ActionListener() {
public void actionPerformed(ActionEvent ae) {
SchemaComplexTypeChooser.this.promptToComplexTypeElement();
}
};
}
// **************** Behavior **********************************************
private void promptToComplexTypeElement() {
SchemaComplexTypeChooserDialog dialog = new SchemaComplexTypeChooserDialog(getWorkbenchContext(), this.schemaValue.schema(), this.complexTypeHolder);
dialog.show();
}
public void setEnabled(boolean enabled) {
super.setEnabled(enabled);
for (Iterator stream = CollectionTools.iterator(this.getComponents()); stream.hasNext(); ) {
((Component) stream.next()).setEnabled(enabled);
}
}
// **************** Member classes ****************************************
private class ComplexTypeDisplayStringValueModel
extends PropertyValueModelWrapper
{
// **************** Instance variables ********************************
/** The cached display string */
private String displayString;
/** Listener that will update display string */
private PropertyChangeListener propertyChangeListener;
/** The namespace we're listening to */
private MWNamespace namespace;
// **************** Constructors / Initialization *********************
private ComplexTypeDisplayStringValueModel(PropertyValueModel complexTypeHolder) {
super(complexTypeHolder);
}
protected void initialize() {
super.initialize();
this.propertyChangeListener = this.buildPropertyChangeListener();
}
private PropertyChangeListener buildPropertyChangeListener() {
return new PropertyChangeListener() {
public void propertyChange(PropertyChangeEvent evt) {
ComplexTypeDisplayStringValueModel.this.displayStringChanged();
}
};
}
// **************** Internal ******************************************
private MWComplexTypeDefinition type() {
return (MWComplexTypeDefinition) this.valueHolder.getValue();
}
private void displayStringChanged() {
Object oldValue = this.getValue();
this.synchronizeDisplayString();
Object newValue = this.getValue();
this.firePropertyChanged(VALUE, oldValue, newValue);
}
private void synchronizeDisplayString() {
if (this.type() == null) {
this.displayString = resourceRepository().getString("SCHEMA_COMPLEX_TYPE_CHOOSER_NONE_SELECTED_TEXT");
}
else {
this.displayString = this.buildDisplayString(this.type());
}
}
private String buildDisplayString(MWComplexTypeDefinition element) {
return element.qName();
}
private void engageNewType() {
if (this.type() != null) {
this.namespace = this.type().getTargetNamespace();
this.namespace.addPropertyChangeListener(MWNamespace.NAMESPACE_PREFIX_PROPERTY, this.propertyChangeListener);
}
}
private void disengageOldType() {
if (this.namespace != null) {
this.namespace.removePropertyChangeListener(MWNamespace.NAMESPACE_PREFIX_PROPERTY, this.propertyChangeListener);
this.namespace = null;
}
}
// **************** ValueModel contract *******************************
/**
* @see ValueModel#getValue()
*/
public Object getValue() {
return this.displayString;
}
// **************** PropertyValueModel contract ***********************
/**
* @see PropertyValueModel#setValue(java.lang.Object)
*/
public void setValue(Object value) {
throw new UnsupportedOperationException();
}
// ********** PropertyValueModelWrapper implementation **********
protected void engageValueHolder() {
super.engageValueHolder();
this.engageNewType();
this.synchronizeDisplayString();
}
protected void disengageValueHolder() {
this.disengageOldType();
super.disengageValueHolder();
this.synchronizeDisplayString();
}
/**
* @see PropertyValueModelWrapper#valueChanged(java.beans.PropertyChangeEvent)
*/
protected void valueChanged(PropertyChangeEvent e) {
this.disengageOldType();
this.engageNewType();
this.displayStringChanged();
}
}}